taxes Property Tax Assistance

2018 Confidence Interval Detail

214/Starr
214-903/Roma ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 64,172,044 0.6511 98,559,429 17 2601 0.040692352
A 69,780,233 0.7395 94,361,370 15 1585 0.071324172
A 73,060,575 0.8000 91,325,719 18 1111 0.073696298
A 73,430,072 0.7097 103,466,355 16 651 0.069395247
C1 3,347,100 0.5766 5,804,891 7 589 0.245058058
C1 11,415,380 0.7996 14,276,363 13 1389 0.137255424
C1 11,096,211 0.7596 14,607,966 10 665 0.096377217
C1 7,684,580 0.9691 7,929,605 9 106 0.160958420
F1 12,375,678 0.7038 17,584,084 11 231 0.145665644
F1 9,814,940 0.8479 11,575,587 9 83 0.061231270
F1 11,916,720 0.8567 13,910,027 10 46 0.134314605
F1 10,446,380 0.6813 15,333,010 6 16 0.246019812
G1 10,865,111 0.9877 11,000,416 9 58 0.005193650
G1 11,075,697 1.0117 10,947,610 6 14 0.001889283
G1 11,479,223 1.0207 11,246,422 4 7 0.005079018
G1 8,958,543 1.0510 8,523,828 2 3 0.000006791
Random Totals: 400,918,487 530,452,682 162 9,155
CATG D1 EXCEPTION VALUES: 23,619,533 31,234,931
CATG J EXCEPTION VALUES: 1,089,197 1,158,540
Total Test Values(2) 425,627,217 562,846,153

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 28,142,308

Confidence Interval Values(5)

Local Test Value: 425,627,217 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 534,703,845 (State Test Value minus Margin of Error Percent)
State Upper Limit: 590,988,461 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values